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- ABB 1SDA071372R1 E1.2B 800 Ekip Dip LSI 4p F F 42kA Air Circuit Breaker ABB 1SDA071372R1 E1.2B 800 Ekip Dip LSI 4p F F 42kA Air Circuit Breaker
ABB 1SDA071372R1 E1.2B 800 Ekip Dip LSI 4p F F 42kA Air Circuit Breaker
ABB 1SDA071372R1 E1.2B 800 Ekip Dip LSI 4p F F 42kA Air Circuit Breaker
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- Description
The ABB 1SDA071372R1 is a fixed-mounted E1.2B performance level B SACE Emax 2 air circuit breaker with front terminals, rated 800 A across 4 poles with an Ekip Dip LSI electronic release. It delivers 42 kA ultimate breaking capacity (Icu) at 400 V AC and 42 kA short-time withstand (Icw) for 1 s, for use up to 690 V AC in fixed switchboard installations.
Technical Specifications
| SKU | 1SDA071372R1 |
| Brand | ABB |
| Series | Emax 2 |
| Catalog Designation | E1.2B 800 Ekip Dip LSI 4p F F |
| EAN | 8015644752224 |
| Frame / Sub-type | E1.2 |
| Short-Circuit Performance Level | B |
| Number of Poles | 4P |
| Rated Current (In) | 800 A |
| Rated Uninterrupted Current (Iu) | 800 A |
| Neutral Pole Current | 100% of Iu |
| Rated Operational Voltage (Ue) | 690 V AC |
| Rated Voltage (Ur) | 690 V |
| Rated Insulation Voltage (Ui) | 1000 V AC |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV (IEC 60947-2) |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | 42 kA at 400-690 V AC |
| Rated Service Short-Circuit Breaking Capacity (Ics) | 42 kA at 220-690 V AC (100% of Icu) |
| Rated Short-time Withstand Current (Icw) | 42 kA for 1 s / 24 kA for 3 s |
| Release / Trip Unit | Ekip Dip LSI |
| Connecting Capacity | 500 mm² |
| Power Loss | 50 W |
| Terminal Connection Type | Front |
| Terminal Type | Bolt |
| Net Dimensions (W x H x D) | 280 x 296 x 183 mm |
| Net Weight | 16 kg |
Selection Notes
This fixed, front-terminal breaker at 800 A needs no drawout cradle, bolting directly into the panel - the simpler option compared with the WMP moving part at the same rating. The Ekip Dip LSI release protects all four poles including a fully-rated neutral, with the 42 kA short-time withstand available for coordination with downstream devices. Where the panel instead needs a withdrawable breaker at 800 A, the moving-part version of this release is the match.